diff --git a/tools/releasetools/merge_target_files.py b/tools/releasetools/merge_target_files.py
index e588fb5..eb68bc3 100755
--- a/tools/releasetools/merge_target_files.py
+++ b/tools/releasetools/merge_target_files.py
@@ -416,12 +416,7 @@
   if (merged_dict.get('use_dynamic_partitions') == 'true') and (
       framework_dict.get('use_dynamic_partitions') == 'true'):
     merged_dynamic_partitions_dict = common.MergeDynamicPartitionInfoDicts(
-        framework_dict=framework_dict,
-        vendor_dict=merged_dict,
-        size_prefix='super_',
-        size_suffix='_group_size',
-        list_prefix='super_',
-        list_suffix='_partition_list')
+        framework_dict=framework_dict, vendor_dict=merged_dict)
     merged_dict.update(merged_dynamic_partitions_dict)
     # Ensure that add_img_to_target_files rebuilds super split images for
     # devices that retrofit dynamic partitions. This flag may have been set to
@@ -480,11 +475,7 @@
 
   merged_dynamic_partitions_dict = common.MergeDynamicPartitionInfoDicts(
       framework_dict=framework_dynamic_partitions_dict,
-      vendor_dict=vendor_dynamic_partitions_dict,
-      size_prefix='super_',
-      size_suffix='_group_size',
-      list_prefix='super_',
-      list_suffix='_partition_list')
+      vendor_dict=vendor_dynamic_partitions_dict)
 
   output_dynamic_partitions_info_txt = os.path.join(
       output_target_files_dir, 'META', 'dynamic_partitions_info.txt')